CN113877997A - Bending method - Google Patents
Bending method Download PDFInfo
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- CN113877997A CN113877997A CN202111132251.1A CN202111132251A CN113877997A CN 113877997 A CN113877997 A CN 113877997A CN 202111132251 A CN202111132251 A CN 202111132251A CN 113877997 A CN113877997 A CN 113877997A
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- 238000005452 bending Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000003825 pressing Methods 0.000 claims abstract description 109
- 230000007704 transition Effects 0.000 claims description 11
- 230000000670 limiting effect Effects 0.000 abstract description 12
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 239000002184 metal Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000009916 joint effect Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 9
- 238000002788 crimping Methods 0.000 description 8
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 240000004282 Grewia occidentalis Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
- B21D5/0209—Tools therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a bending method for solving the problem of unsatisfactory bending effect in the field of bending processing of metal components, which comprises the following steps: a pressing step, wherein the upper pressing die moves towards the lower pressing die to fix the panel; bending, namely moving the movable die towards the lower pressing die, enabling the first wall surface to contact and press the far end of the connecting plate to enable the connecting plate to rotate around the near end of the connecting plate, and enabling the far end of the connecting plate to gradually move downwards on the first wall surface; and in the extrusion step, the movable die continuously moves towards the lower pressing die, the far end of the connecting plate moves to the intersection line position and is positioned at the intersection line position, and the intersection line position extrudes the far end of the connecting plate and presses the connecting plate into the vertical guide groove. The connecting plate is extruded through the intersection line position between the first wall and the second wall, so that the connecting plate deforms, and under the compression joint effect of the upper pressing die and the guide limiting effect of the vertical guide groove, an L-shaped sharp corner is formed at the near end of the connecting plate, the appearance consistency of products is improved, and the products are attractive and good in texture.
Description
Technical Field
The invention relates to the field of processing, in particular to a bending method of an extending structure of a metal panel edge, and further relates to the field of bending processing of metal components.
Background
When metal panels of products such as televisions, tablet computers and the like are processed, the connecting plates extending out of the edge positions of the panels often meet the requirement of bending processing, the current processing mode is usually completed by directly bending the connecting plates, and in the bending process, the connecting positions between the connecting plates and the panels are easily subjected to stretching deformation due to the fact that the connecting plates are bent, and chamfers with irregular shapes are easily formed, so that the appearance shapes of all the products at the connecting positions are different, the appearance consistency of the products is influenced, and the texture of the products is influenced.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the bending method provided by the invention enables the connecting position of the metal panel and the connecting plate of the product to form an L-shaped sharp angle, the appearance consistency of the product is better, and the texture of the product is better.
According to the bending method of the embodiment of the invention, the bending equipment is provided, and the bending equipment comprises:
the upper pressing die and the lower pressing die are arranged up and down, the upper surface of the lower pressing die is used for placing a panel, and the upper pressing die can move towards the lower pressing die;
the movable die is positioned on the right side of the lower pressing die and can move towards the lower pressing die;
the bending groove is arranged on the left side part of the movable die, a first wall surface and a second wall surface which are mutually inclined are formed on the movable die due to the arrangement of the bending groove, the second wall surface is positioned on the left side of the first wall surface, and the right side part of the second wall surface is connected with the bottom of the first wall surface;
the vertical guide groove is arranged on the right side wall of the lower pressing die;
setting one end of a connecting plate, which is connected with the panel, as a near end and the other end of the connecting plate as a far end; setting the position of the connection of the first wall surface and the second wall surface as an intersection position; setting the vertical distance between the near end of the connecting plate and the intersection line position to be smaller than the length of the connecting plate;
the bending method comprises the following steps:
a pressing step, wherein the upper pressing die moves towards the lower pressing die to fix the panel;
bending, namely moving the movable die towards the lower pressing die, enabling the first wall surface to contact and press the far end of the connecting plate to enable the connecting plate to rotate around the near end of the connecting plate, and enabling the far end of the connecting plate to gradually move downwards on the first wall surface;
and in the extrusion step, the movable die continuously moves towards the lower pressing die, the far end of the connecting plate moves to the intersection line position and is positioned at the intersection line position, and the intersection line position extrudes the far end of the connecting plate and presses the connecting plate into the vertical guide groove.
The bending method provided by the embodiment of the invention at least has the following beneficial effects: through last moulding-die and the cooperation fixed panel of bed die down, bend the connecting plate through the movable mould, through the intersection line position extrusion connecting plate between first wall and the second wall, make the connecting plate deformation, under the crimping effect of last moulding-die, under the direction limiting displacement of vertical guide way, form the closed angle of L shape at the near-end of connecting plate to make every product can both form unanimous shape in the position of bending, pleasing to the eye and feel better.
According to some embodiments of the invention, the first wall is vertically disposed and the second wall is horizontally disposed.
According to some embodiments of the invention, the bending apparatus further comprises:
the lower inclined plane is arranged on the right side part of the movable die;
the pressing block is connected with the bottom of the upper pressing die, and the left side of the pressing block is provided with an upper inclined plane;
the inclined angles of the upper inclined plane and the lower inclined plane relative to the horizontal plane are the same, and the upper inclined plane is positioned above the lower inclined plane;
in the bending method, the upper pressing die moves towards the lower pressing die, and the upper inclined surface on the pressing block is in compression joint with the lower inclined surface on the movable die, so that the movable die moves towards the lower pressing die.
According to some embodiments of the invention, in the pressing step, the upper die is moved into position while the connecting plate is pressed into the vertical guide groove, the upper die is pressed against the proximal end of the connecting plate above, and the movable die is moved into position.
According to some embodiments of the invention, the lower inclined surface comprises a first lower inclined surface and a second lower inclined surface which are arranged up and down, the first lower inclined surface is positioned at the left side of the second lower inclined surface, and the first lower inclined surface and the second lower inclined surface are connected through a lower transition plane which is arranged vertically;
the upper inclined plane comprises a first upper inclined plane and a second upper inclined plane which are arranged up and down, the first upper inclined plane is positioned on the left side of the second upper inclined plane, and the first upper inclined plane is connected with the second upper inclined plane through an upper transition plane which is vertically arranged;
in the bending step, the second upper inclined surface is in compression joint with the first lower inclined surface;
in the extruding step, the second upper inclined surface is in compression joint with the second lower inclined surface, and the first upper inclined surface is in compression joint with the first upper inclined surface.
According to some embodiments of the present invention, a right side portion of the lower die is provided with a recessed position into which a left side portion of the movable die can be inserted.
According to some embodiments of the invention, the lower die comprises:
a base;
the connecting seat, the right side portion of connecting seat detachably connecting base, vertical guide way setting is on the right side wall of connecting seat.
According to some embodiments of the present invention, the movable mold is provided with guide molds on both sides in the moving direction, and the movable mold moves in a space between the two guide molds.
According to some embodiments of the invention, a limiting die is arranged on the right side of the movable die, and the pressing block can be inserted into a space between the limiting die and the movable die.
According to some embodiments of the invention, the bending apparatus further comprises
The middle pressing die is positioned between the upper pressing die and the lower pressing die;
the top of the guide post is connected with an upper pressing die, the middle part of the guide post penetrates through the middle pressing die, and the bottom of the guide post is inserted into a lower pressing die;
in the pressing step, the upper pressing die is pressed downwards under the guidance of the guide post to be pressed against the middle pressing die, and the middle pressing die is pressed against the lower pressing die to fix the panel.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural view of an embodiment of a product in which the connecting plates are in an unfolded position;
FIG. 2 is a schematic structural view of an embodiment of the product, wherein the web is in a bent-in-place state;
FIG. 3 is a schematic structural view of an embodiment of a bending apparatus;
FIG. 4 is an exploded view of a portion of an embodiment of a bending apparatus;
FIG. 5 is a schematic structural view of another embodiment of a bending apparatus;
FIG. 6 is a schematic view of a combination of a compact embodiment and a moving die embodiment from a single perspective;
FIG. 7 is a schematic diagram of the combination of the pressing block embodiment and the moving die embodiment in another view.
Reference numerals: the die comprises a panel 100, a connecting plate 200, a proximal end 210, a distal end 220, an upper pressing die 300, a pressing block 310, an upper inclined surface 320, a first upper inclined surface 321, a second upper inclined surface 322, an upper transition plane 330, a lower pressing die 400, a vertical guide groove 410, a concave position 420, a base 430, a connecting seat 440, a movable die 500, a first wall surface 510, a second wall surface 520, a cross line position 530, a lower inclined surface 540, a first lower inclined surface 541, a second lower inclined surface 542, a lower transition plane 550, a guide die 600, a limiting die 700, a middle pressing die 800 and a guide column 900.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the bending method according to the basic embodiment of the present invention, first, a bending apparatus is provided, and referring to fig. 1 to 7, the bending apparatus includes:
the panel pressing device comprises an upper pressing die 300 and a lower pressing die 400 which are arranged up and down, wherein the upper surface of the lower pressing die 400 is used for placing a panel 100, the upper pressing die 300 can move towards the lower pressing die 400, the lower pressing die 400 can be fixed in position, the panel 100 is placed on the corresponding position of the lower pressing die 400, the upper pressing die 300 can be driven to move up and down through a universal punching power and transmission mechanism in the field, and the power source is preferably hydraulic;
the movable die 500, the movable die 500 is located at the right side of the lower die 400, the movable die 500 can move towards the lower die 400, in the basic embodiment, the orientation of the movable die 500 relative to the lower die 400 corresponds to the orientation of the connecting plate 200 relative to the panel 100, and the movable die 500 can be driven by the power source to move towards or away from the lower die 400;
a press bending groove provided on a left side portion of the movable mold 500, the press bending groove being provided such that a first wall surface 510 and a second wall surface 520 inclined to each other are formed on the movable mold 500, the second wall surface 520 being positioned at a left side of the first wall surface 510, a right side portion of the second wall surface 520 being connected to a bottom portion of the first wall surface 510, the first wall surface 510 and the second wall surface 520 may be both flat;
a vertical guide groove 410, wherein the vertical guide groove 410 is arranged on the right side wall of the lower die 400, and the shape of the vertical guide groove 410 can correspond to the shape of the connecting plate 200;
referring to fig. 1 and 2, one end of the connecting plate 200 connected to the panel 100 is set to be a proximal end 210, and the other end of the connecting plate 200 is set to be a distal end 220; setting the position where the first wall 510 and the second wall 520 are connected as an intersection line position 530; setting the vertical distance between the proximal end 210 of the connecting plate 200 and the intersection line position 530 to be less than the length of the connecting plate 200;
the bending method comprises the following steps:
a pressing step, in which the upper die 300 moves towards the lower die 400 to fix the panel 100, the upper die 300 and the lower die 400 may directly clamp the panel 100, or at least one middle die 800 is additionally arranged between the upper die 300 and the lower die 400, and the panel 100 is clamped between any two adjacent dies, and the upper die 300 may first provide a pressing force through an elastic member, so that any two adjacent dies below the upper die 300 clamp the panel 100;
a bending step, in which the movable mold 500 moves towards the lower press mold 400, the first wall surface 510 contacts and presses the distal end 220 of the connecting plate 200 so that the connecting plate 200 rotates around the proximal end 210 of the connecting plate 200, and the distal end 220 of the connecting plate 200 gradually moves downwards on the first wall surface 510;
and in the extrusion step, the movable die 500 continuously moves towards the lower press die 400, the far end 220 of the connecting plate 200 moves to the intersection line position 530 and is positioned at the intersection line position 530, the intersection line position 530 extrudes the far end 220 of the connecting plate 200 and presses the connecting plate 200 into the vertical guide groove 410, the connecting plate 200 deforms in the process of entering the vertical guide groove 410 because the vertical distance between the near end 210 of the connecting plate 200 and the intersection line position 530 is smaller than the length of the connecting plate 200, the near end 210 of the connecting plate 200 deforms under the blockage of the upper press die 300 due to the force received by the far end 220 of the connecting plate 200, a flat L-shaped sharp corner can be formed, and a batch product can form a flat L-shaped sharp corner at the connecting position of the panel 100 and the connecting plate 200.
It is understood that a is lateral to B, that a and B are two separate components, and that the side of a is provided with B, that B is provided on a.
It can be understood that, in the process of bending the connecting plate, the intersection line position extrudes the far end of the connecting plate, the near end of the connecting plate can be acted by the crimping force of the upper die, the crimping mode can be that the upper die is used for crimping the middle die through the elastic element, then the middle die is used for crimping the near end of the connecting plate, the crimping mode can be indirect crimping, and the upper die only needs to provide the crimping force.
The bending method of the basic embodiment has at least the following beneficial effects: the panel 100 is fixed through the matching of the upper pressing die 300 and the lower pressing die 400, the connecting plate 200 is bent through the movable die 500, the connecting plate 200 is extruded through the intersection line position 530 between the first wall surface 510 and the second wall surface 520, the connecting plate 200 is deformed, and under the compression joint action of the upper pressing die 300 and the guide limiting action of the vertical guide groove 410, an L-shaped sharp corner is formed at the near end 210 of the connecting plate 200, so that each product can be formed into a consistent shape at the bending position, and the connecting plate is attractive and good in texture.
As an extension of the basic embodiment, referring to fig. 6 and 7, the first wall 510 may be vertically disposed, and the second wall 520 may be horizontally disposed, so that the bending process of the connecting plate 200 is more uniformly stressed, and the vertical guide grooves 410 may be disposed to be substantially the same as the shape of the connecting plate 200, so as to define the shape of the bent connecting plate 200.
As an extension of the basic embodiment, with reference to fig. 6 and 7, the bending apparatus may further include:
a lower inclined surface 540, the lower inclined surface 540 being provided at a right side portion of the movable mold 500;
a pressing block 310, wherein the pressing block 310 is connected with the bottom of the upper pressing die 300, and the left side of the pressing block 310 is provided with an upper inclined surface 320;
the inclination angles of the upper inclined plane 320 and the lower inclined plane 540 relative to the horizontal plane are the same, and the upper inclined plane 320 is positioned above the lower inclined plane 540;
in the bending method, the upper die 300 is moved toward the lower die 400, and the upper slope 320 on the pressing block 310 presses the lower slope 540 on the movable die 500, so that the movable die 500 is moved toward the lower die 400.
In the process that the upper die 300 moves towards the lower die 400, the pressing block 310 moves downwards along with the upper die 300, in the process, the upper inclined surface 320 on the pressing block 310 can also extrude the upper inclined surface 540 and the lower inclined surface 540 of the movable die 500, so that the movable die 500 moves towards the lower die 400, and the connecting plate 200 is bent, under the setting, the power source of the movable die 500 is not required to be independently set, the driving of the movable die 500 can be completed through the movement of the upper die 300, the power source is saved, and the linkage setting of the upper die 300 and the movable die 500 is convenient for controlling the connecting plate 200 to be bent and the panel 100 to be fixed at the same time.
As an expansion of the basic embodiment, in the pressing step, when the connecting plate 200 is pressed into the vertical guide groove 410, the upper die 300 moves to the right position, the upper die 300 is pressed against the proximal end 210 of the connecting plate 200 above, and the movable die 500 moves to the right position, under the arrangement, when the connecting plate 200 is pressed into the vertical guide groove 410, both the movable die 500 and the upper die 300 move to the right position, by the pressing force of the upper die 300, the deformation of the proximal end 210 of the connecting plate 200 can be matched, the deformation of the connecting plate 200 is generated, so that the material of the connecting plate 200 can be accumulated at the proximal end 210 of the connecting plate 200, and the regular shape is formed under the pressing force of the upper die 300, the pressing of the upper die 300 can be indirect pressing, the upper die 300 can be pressed against the middle die 800 through an elastic member, the middle die 800 is firstly pressed against the proximal ends 210 of the panel 100 and the connecting plate 200, and the pressing block 310 can pass through the middle die 800.
As a further extension of the basic embodiment, referring to fig. 6 and 7, the lower inclined plane 540 may include a first lower inclined plane 541 and a second lower inclined plane 542 which are arranged up and down, the first lower inclined plane 541 is located at the left side of the second lower inclined plane 542, and the first lower inclined plane 541 and the second lower inclined plane 542 are connected by a lower transition plane 550 which is arranged vertically;
the upper inclined plane 320 may include a first upper inclined plane 321 and a second upper inclined plane 322 which are arranged up and down, the first upper inclined plane 321 is located at the left side of the second upper inclined plane 322, and the first upper inclined plane 321 and the second upper inclined plane 322 are connected through an upper transition plane 330 which is arranged vertically;
in the bending step, the second upper inclined surface 322 is pressed against the first lower inclined surface 541;
in the pressing step, the second upper slope 322 is pressed against the second lower slope 542, and the first upper slope 321 is pressed against the first upper slope 321.
With this arrangement, the bending process of the connecting plate 200 is more gradual, and the amount of movement of the upper pressing die 300 is increased during the transition from the bending step to the pressing step of the connecting plate 200 by the arrangement of the upper transition plane 330 and the lower transition plane 550, so that the fixing effect of the panel 100 is better, and the bending effect of the connecting plate 200 is also better.
As an extension of the basic embodiment, referring to fig. 4, a concave position 420 may be disposed at a right side portion of the lower pressing die 400, the concave position 420 may be inserted into a left side portion of the movable die 500, a stepped surface may be disposed at the left side portion of the movable die 500 due to the disposition of the bending groove, when the bending of the connecting plate 200 is completed, the left side portion of the movable die 500 may be received through the concave position 420, so that the first wall surface 510 is close to the vertical guide groove 410, and finally the first wall surface 510 and the vertical guide groove 410 are respectively pressed against the connecting plate 200 at two sides, the second wall surface 520 enters the concave position 420, a power source capable of returning the movable die 500 may be disposed in the concave position 420, and the power source may be an air cylinder or a hydraulic cylinder, and specifically may be configured to push the movable die 500 back to an initial position after the bending process of the connecting plate 200 is completed.
As an extension of the basic embodiment, referring to fig. 4, the lower die 400 may include:
a base 430;
a coupling seat 440, the coupling seat 440 being detachably coupled to a right side portion of the base 430, and a vertical guide groove 410 being provided on a right side wall of the coupling seat 440.
Under this setting, vertical guide way 410 can set up on connecting seat 440, concave position 420 can be located the below of connecting seat 440, connecting seat 440 can dismantle the setting and be convenient for change according to the demand of bending of reality, especially the setting position of connecting plate 200 on the panel 100 edge of different products, quantity and shape all probably have the difference, can form a complete set and set up the demand that a plurality of connecting seats 440 correspond these products, connecting seat 440 can be through general connection mode linking base 430 dismantled in the field, connecting seat 440 can be screw connection mode linking base 430.
As an extension of the basic embodiment, referring to fig. 5, guide dies 600 are disposed on both sides of the movable die 500 along the moving direction, the movable die 500 moves in a space between the two guide dies 600, the moving direction of the movable die 500 is determined by the arrangement of the guide dies 600, and the movable die 500 can move according to the determined direction, so that the bending process of the connecting plate 200 is stable; the inside wall that two direction moulds 600 are opposite can set up first step face, and the both sides lateral wall then can correspond to set up the second step face that sets up to the first step face of cooperation around the movable mould 500, and the second step face sets up to the shape of concave up-down, and this sets up down, can be in the vertical position of injecing movable mould 500.
As an extension of the basic embodiment, referring to fig. 5, a limiting die 700 is disposed at the right side of the movable die 500, the pressing block 310 can be inserted into a space between the limiting die 700 and the movable die 500, the limiting die 700 can prevent the movable die 500 from moving freely, the movable die 500 is limited within a set movement range, and the limiting die 700 can provide a pressing force to the pressing block 310 during the pressing of the pressing block 310 against the movable die 500, so that the load of the pressing block 310 is reduced.
As an extension of the basic embodiment, with reference to fig. 3, the bending device further comprises
The middle pressing die 800 is positioned between the upper pressing die 300 and the lower pressing die 400, the middle pressing die 800 is arranged to facilitate the fixing of the panel 100 and the pressing action of the near end 210 of the connecting plate 200, so that the upper pressing die 300 can be firstly pressed against the middle pressing die 800 through an elastic piece, the panel 100 is directly pressed against through the middle pressing die 800, the panel 100 is pre-fixed, meanwhile, the near end 210 of the connecting plate 200 can be directly pressed against through the middle pressing die 800, and when the far end 220 of the connecting plate 200 is pressed by the intersection line position 530, the near end 210 of the connecting plate 200 can form a flat L-shaped sharp corner;
the top of the guide post 900 is connected with the upper pressing die 300, the middle of the guide post 900 penetrates through the middle pressing die 800, the bottom of the guide post 900 is inserted into the lower pressing die 400, a spring is preferably sleeved on the part of the guide post 900 located between the upper pressing die 300 and the middle pressing die 800, and the guide post 900 preferably comprises four guide posts and is arranged in the four-corner direction of a rectangle;
in the pressing step, the upper die 300 is pressed against the middle die 800 downward under the guide of the guide post 900, and the middle die 800 is pressed against the lower die 400 to fix the panel 100.
In the description herein, reference to the terms "base embodiment," "extension of the base embodiment," "further extension of the base embodiment," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A bending method characterized by providing a bending apparatus comprising:
an upper die (300) and a lower die (400) which are arranged up and down, wherein the upper surface of the lower die (400) is used for placing a panel (100), and the upper die (300) can move towards the lower die (400);
a movable die (500), the movable die (500) being located right side of the lower die (400), the movable die (500) being movable toward the lower die (400);
a bending groove provided on a left side portion of the movable mold (500), the bending groove being provided such that a first wall surface (510) and a second wall surface (520) inclined to each other are formed on the movable mold (500), the second wall surface (520) being located on a left side of the first wall surface (510), a right side portion of the second wall surface (520) being connected to a bottom portion of the first wall surface (510);
a vertical guide groove (410), the vertical guide groove (410) being provided on a right side wall of the lower die (400);
setting one end of a connecting plate (200) connected with the panel (100) as a near end (210), and setting the other end of the connecting plate (200) as a far end (220); setting a position where the first wall surface (510) and the second wall surface (520) are connected to be an intersection position (530); setting a vertical distance between a proximal end (210) of the connecting plate (200) and the intersection position (530) to be less than a length of the connecting plate (200);
the bending method comprises the following steps:
a press-fitting step of moving the upper die (300) toward the lower die (400) to fix the panel (100);
a bending step of moving the movable mold (500) toward the lower die (400), the first wall surface (510) contacting and pressing the distal end (220) of the link plate (200) so that the link plate (200) rotates about the proximal end (210) of the link plate (200), the distal end (220) of the link plate (200) gradually moving downward on the first wall surface (510);
and a pressing step, wherein the movable die (500) continuously moves towards the lower die (400), the far end (220) of the connecting plate (200) moves to the intersection position (530) and is positioned at the intersection position (530), and the intersection position (530) presses the far end (220) of the connecting plate (200) and presses the connecting plate (200) into the vertical guide groove (410).
2. The bending method according to claim 1, wherein the first wall surface (510) is vertically arranged and the second wall surface (520) is horizontally arranged.
3. The bending method according to claim 1, wherein the bending apparatus further comprises:
a lower slope (540), the lower slope (540) being provided at a right side portion of the movable mold (500);
a pressing block (310), wherein the pressing block (310) is connected with the bottom of the upper pressing die (300), and an upper inclined plane (320) is arranged at the left side of the pressing block (310);
the inclined angles of the upper inclined plane (320) and the lower inclined plane (540) relative to the horizontal plane are the same, and the upper inclined plane (320) is positioned above the lower inclined plane (540);
in the bending method, the upper die (300) is moved toward the lower die (400), and the upper slope (320) on the press block (310) is pressed against the lower slope (540) on the movable die (500) so that the movable die (500) is moved toward the lower die (400).
4. The bending method according to claim 3, wherein in the pressing step, when the connecting plate (200) is pressed into the vertical guide groove (410), the upper die (300) is moved into position, the upper die (300) is pressed against the proximal end (210) of the connecting plate (200) above, and the movable die (500) is moved into position.
5. The bending method according to claim 3, wherein the lower inclined surface (540) comprises a first lower inclined surface (541) and a second lower inclined surface (542) which are arranged up and down, the first lower inclined surface (541) is located on the left side of the second lower inclined surface (542), and the first lower inclined surface (541) and the second lower inclined surface (542) are connected through a lower transition plane (550) which is arranged vertically;
the upper inclined plane (320) comprises a first upper inclined plane (321) and a second upper inclined plane (322) which are arranged up and down, the first upper inclined plane (321) is positioned on the left side of the second upper inclined plane (322), and the first upper inclined plane (321) is connected with the second upper inclined plane (322) through an upper transition plane (330) which is vertically arranged;
in the bending step, the second upper inclined surface (322) is in pressure contact with the first lower inclined surface (541);
in the pressing step, the second upper slope (322) is pressed against the second lower slope (542), and the first upper slope (321) is pressed against the first upper slope (321).
6. The bending method according to claim 1, wherein a right side portion of the lower die (400) is provided with a recess (420), and a left side portion of the movable die (500) is insertable into the recess (420).
7. The bending method according to claim 1, wherein the lower die (400) comprises:
a base (430);
a connection seat (440), the connection seat (440) being detachably connected to a right side portion of the base (430), the vertical guide groove (410) being provided on a right side wall of the connection seat (440).
8. The bending method according to claim 1, wherein guide dies (600) are provided on both sides of the movable die (500) in the moving direction, and the movable die (500) moves in a space between the two guide dies (600).
9. The bending method according to claim 3, wherein a stopper die (700) is provided on a right side of the movable die (500), and the press block (310) is insertable into a space between the stopper die (700) and the movable die (500).
10. The bending method according to any one of claims 1 to 9, wherein the bending apparatus further comprises
A middle stamper (800), the middle stamper (800) being positioned between the upper stamper (300) and the lower stamper (400);
the top of the guide post (900) is connected with the upper die (300), the middle of the guide post (900) penetrates through the middle die (800), and the bottom of the guide post (900) is inserted into the lower die (400);
in the pressing step, the upper pressing die (300) is pressed downwards to the middle pressing die (800) under the guidance of the guide column (900), and the middle pressing die (800) is pressed to the lower pressing die (400) again to fix the panel (100).
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713717A (en) * | 2022-04-08 | 2022-07-08 | 荣成歌尔科技有限公司 | Stamping die and workpiece processing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5303572A (en) * | 1992-05-07 | 1994-04-19 | Knudson Gary Art | Panel bending apparatus and method |
| FR2825036A1 (en) * | 2001-05-23 | 2002-11-29 | Amada Europ Sa | Sheet metal bending press has support rail mounted in inner zone and carrying guide carriage with locking elements |
| WO2013065781A1 (en) * | 2011-11-04 | 2013-05-10 | 株式会社 アマダ | Plate material processing device, pressing mold, and pressing mold installation body |
| WO2015081359A1 (en) * | 2013-12-04 | 2015-06-11 | Trumpf Maschinen Austria Gmbh & Co. Kg. | Bending machine |
| CN216175532U (en) * | 2021-09-26 | 2022-04-05 | 珠海富士智能股份有限公司 | Bending equipment |
-
2021
- 2021-09-26 CN CN202111132251.1A patent/CN113877997B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5303572A (en) * | 1992-05-07 | 1994-04-19 | Knudson Gary Art | Panel bending apparatus and method |
| FR2825036A1 (en) * | 2001-05-23 | 2002-11-29 | Amada Europ Sa | Sheet metal bending press has support rail mounted in inner zone and carrying guide carriage with locking elements |
| WO2013065781A1 (en) * | 2011-11-04 | 2013-05-10 | 株式会社 アマダ | Plate material processing device, pressing mold, and pressing mold installation body |
| US20140283576A1 (en) * | 2011-11-04 | 2014-09-25 | Amada Company, Limited | Sheet material processing apparatus, press die, and die setting body |
| WO2015081359A1 (en) * | 2013-12-04 | 2015-06-11 | Trumpf Maschinen Austria Gmbh & Co. Kg. | Bending machine |
| CN216175532U (en) * | 2021-09-26 | 2022-04-05 | 珠海富士智能股份有限公司 | Bending equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713717A (en) * | 2022-04-08 | 2022-07-08 | 荣成歌尔科技有限公司 | Stamping die and workpiece processing method |
| CN114713717B (en) * | 2022-04-08 | 2023-12-29 | 荣成歌尔科技有限公司 | Stamping die and workpiece processing method |
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| CN113877997B (en) | 2024-04-19 |
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